Concept explainers
To find: The value of angle labeled
Answer to Problem 17T
The value of
Explanation of Solution
Given:
The value of one side is
Formula used:
Law of Cosines
Calculation:
The given triangle has three sides.
Then for SSS, use law of cosine to find the angle opposite to the first side
Substitute
Use the
Adjust the scientific calculator for inverse functions key.
Then adjust for the degree mode.
Enter the value
The calculator shows value
The value of angle labeled
Chapter 6 Solutions
Precalculus: Mathematics for Calculus - 6th Edition
- Calculus: Early TranscendentalsCalculusISBN:9781285741550Author:James StewartPublisher:Cengage LearningThomas' Calculus (14th Edition)CalculusISBN:9780134438986Author:Joel R. Hass, Christopher E. Heil, Maurice D. WeirPublisher:PEARSONCalculus: Early Transcendentals (3rd Edition)CalculusISBN:9780134763644Author:William L. Briggs, Lyle Cochran, Bernard Gillett, Eric SchulzPublisher:PEARSON
- Calculus: Early TranscendentalsCalculusISBN:9781319050740Author:Jon Rogawski, Colin Adams, Robert FranzosaPublisher:W. H. FreemanCalculus: Early Transcendental FunctionsCalculusISBN:9781337552516Author:Ron Larson, Bruce H. EdwardsPublisher:Cengage Learning